BINOCULARS – NAVY OFFICER. This is a compact pair of Navy officer binoculars. They were produced by Jena, a noted firm, which is stated on the binoculars’ left side. “Marineglas 440728 6X” appears on the opposite side. The strap is present, as is a leather cover that slips over the eyepieces. The optics are serviceable. This fine pair can be added to any Imperial German naval display.